Material : PlasticCN : GuangdongType : FishSupport : DropshippingTotal length : 143cm, 170cmFeature 1 : Vacuum Cleaner ToolsFeature 2 : Aquarium Cleaner ToolFeature 3 : Aquarium Cleaning ToolFeature 4 : aspirateur aquariumFeature 5 : sifon acuarioFeature 6 : do akwariumFeature 7 : acuarioFeature 8 : fish tank accessoriesFeature 9 : akvaryumFeature 10 : akwariumFeature:Innovative auto siphon pump (Semi-automatic Water Changer ), quick & easyOn & Off flow control wireIntegrated gravel / fish strainerThis tool is easy to install and useAnd you can use this tool freely for its high safety performanceWith this tool, you can remove the dirt from the bottom of your aquarium. Supplied with long suction pipe, it is suitable for both large and small aquariumsTube Length: 143cm,170cmMaterial: Plastic User Instruction:Put the Instant Gravel Cleaner into the fish bowl instantlyPut the other end of the tube into a bucket, then press the spring softly by your handsPlease reduce the water inlet height, thus you can remove the dirt from the bottom of your aquariumPackage Content: 1 x Aquarium Cleaner Vacuum Pump for Fish TankPrecautions1. Put the water inlet into the aquarium2. Do not drain the water completely during usePlace the outlet water below the fish tank4. Keep pressing the blue water-absorbent ball, and stop pressing after the water flow is formed, then the water can be changed and cleaned.5. Because the filter has a pore structure, too fine sand will be sucked out. Tighten the outlet pipe to control the water flow. Avoid this kind of situation.